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There are only four known species of horseshoe crabs alive today. But the fossil record shows that hundreds of millions of years ago they came in a huge range of shapes and sizes.

Eighteen months into the COVID-19 pandemic, some countries that have achieved high vaccination coverage in adults have started vaccinating adolescents aged 12-15.

In recent days, as Western Canada and the United States have been broiling under a climate-fuelled heat crisis, all sorts of superlatives have been used to describe never-before-seen temperatures: the British Columbia community of Lytton hit a mind-boggling 49.5 C on June 29, breaking all-time temperature records three days in ...

The federal government has opposed a recommendation by a United Nations body that the Great Barrier Reef be listed as “in danger”.

We’ve been living in a COVID world for more than 18 months now. At the outset of the pandemic, government agencies and health authorities scrambled to inform people on how to identify symptoms of the virus.

In recent days, as Western Canada and the United States have been broiling under a climate-fuelled heat crisis, all sorts of superlatives have been used to describe never-before-seen temperatures: the British Columbia community of Lytton hit a mind-boggling 49.5 C on June 29, breaking all-time temperature records three days in ...

Settled status will have been awarded to people who applied in time, showing more than five years of residency in the UK. To date, 52% of applicants to the scheme have received settled status.

The Chinese Communist Party (CCP) is in full swing to prepare for the 100th anniversary of its founding this week, with an intense publicity push to crow about its achievements.

Eating alone, daily testing, no talking at mealtimes – the COVID rules recently announced for athletes competing in the Tokyo Olympic and Paralympic Games are challenging, to say the least. On top of the rules, there is the threat of deportation for failure to observe those rules.

A landmark report by the world’s most senior climate and biodiversity scientists argues that the world will have to tackle the climate crisis and the species extinction crisis simultaneously, or not at all.

Agriculture covers more than half of Earth’s terrestrial surface and contributes roughly one-third of global greenhouse gas emissions. Paying farmers to restore carbon-depleted soils offers a tantalizing opportunity for a natural climate solution that could help nations to meet their commitments under the international Paris climate agreement to stabilize global ...

A recent undercover investigation in an Amazon warehouse in Dunfermline, Scotland, reported the disposal of more than 130,000 “new or lightly used” objects in a single week in just that one location.

The weekend’s news of COVID-19 outbreaks and various lockdowns around Australia reminds us there’s no room for complacency. We need to accelerate Australia’s COVID-19 vaccine roll-out and ensure people are fully vaccinated as soon as possible.

Scientists see flora, fauna and phenomena the rest of us rarely do. In this series, we’ve invited them to share their unique photos.

Wild elephants are awe-inspiring — even if they’re trying to kill you, as I discovered in 2004.

Since 1950, average temperatures in the Greater Yellowstone Area have risen 2.3 degrees Fahrenheit (1.3 C), and potentially more importantly, the region has lost a quarter of its annual snowfall.

Directly following the 2020 election, Republicans seemed to be through with Donald Trump. Party leaders stopped speaking to him and voters began abandoning the GOP, apparently in reaction to Trump’s role in the Jan. 6 Capitol riot.

The recent U.S.-Russia summit between Presidents Joe Biden and Vladimir Putin suggests that a controversial Russian natural gas pipeline, Nord Stream 2, is a done deal.

Deep decarbonisation requires that we reduce anthropogenic emissions in the first place. In fact, we need a year-on-year reduction in emissions from now until 2050, roughly equivalent to the 7% reductions seen during the COVID-19 pandemic.

There are conflicting accounts from the UK and Russia about an incident off Cape Fiolent on the Crimean peninsula on June 23 when Russia’s defence ministry said its aircraft had fired warning shots at the British destroyer HMS Defender to expel it from Russia’s claimed territorial sea.

Soil carbon is in the spotlight in Australia. A key plank in the Morrison government’s technology-led emissions reduction policy, it involves changing farming techniques so soils store more carbon from the atmosphere.

New Zealand’s pandemic response and elimination strategy have drawn worldwide attention. At this point, the country remains one of few places in the world without community transmission since the end of February 2021.

People will tell you that when opening a new business, it is all about location, location, location. The best location in the world, the corner of Main and 1st in any town, will not do your business any good without the best advertisement: its signage.

The U.S. Centers for Disease Control and Prevention announced in May 2021 that the nation’s total fertility rate had reached 1.64 children per woman in 2020, dropping 4% from 2019, a record low for the nation.

Journalism has rarely had a fiercer critic, nor a finer practitioner than the longtime writer for The New Yorker, Janet Malcolm, who died last week aged 86.

Public health experts have long argued that when it comes to preventing obesity, we need to stop blaming individuals.

A new drug to treat Alzheimer’s disease was last week given accelerated approval by the United States Food and Drug Administration.

New Zealand faces two enormous challenges if it is to meet its international climate change commitments under the Paris Agreement: biogenic methane emissions from agriculture, and carbon emissions from industry and transport.

The wild storms that recently raged across eastern Victoria caused major property and environmental damage, and loss of lives. They’ve also triggered serious water contamination incidents.

Research shows that building lighter-colored, more reflective roads has the potential to lower air temperatures by more than 2.5 degrees Fahrenheit (1.4 C) and, in the process, reduce the frequency of heat waves by 41% across U.S. cities.

The charitable deduction is a dollar-for-dollar reduction in taxable income that lowers what someone owes the Internal Revenue Service. Only donations to tax-exempt charities count.

Leading manufacturers of EVs need to keep import costs low and find a reliable source of these raw materials. Mining the deep sea is one option, but it could also damage habitats and endanger wildlife.

While it’s now pretty easy to get a COVID-19 shot in most places in the U.S., the vaccine rollout in other parts of the world has been slow or inconsistent due to shortages, uneven access and concerns about safety.

The 2.5% increase is more than what Treasury and the Reserve Bank forecast for average wages over the coming year, but also something these conservative institutions would welcome.

New Zealand faces two enormous challenges if it is to meet its international climate change commitments under the Paris Agreement: biogenic methane emissions from agriculture, and carbon emissions from industry and transport.

NASA is finally headed back to Venus. On June 2, 2021, NASA Administrator Bill Nelson announced that the agency had selected two winners of its latest Discovery class spacecraft mission competition, and both are headed to the second planet from the Sun.

When President Joe Biden took Ford’s electric F-150 Lightning pickup for a test drive in Dearborn, Michigan, in May 2021, the event was more than a White House photo op. It marked a new phase in an accelerating shift from gas-powered cars and trucks to electric vehicles, or EVs.

Organised crime has been front page news after the Australian Federal Police revealed its pivotal role in a multinational sting, three years in the making.

QR code contact-tracing apps are a crucial part of our defence against COVID-19. But their value depends on being widely used, which in turn means people using these apps need to be confident their data won’t be misused.

Hybrid strain or not, Vietnam’s situation should be a reminder to the world — and particularly countries like Australia, with a similarly good track record in containing the virus — of the continued importance of social distancing and vaccination in our fight against COVID-19.

The Euros are here – Europe’s festival of football, featuring some of the best players on the planet in peak physical condition. Yet alongside this spectacle runs a carnival of corporate advertising – often marketing unhealthy products such as alcohol, junk food and gambling apps.

Under so-called mutual obligation rules, the Australian government requires the unemployed to complete activities (including training and applying for a certain number of jobs) in return for receiving unemployment benefits.

South Asia is crucial to the future of Australia. But Australia has just one (small) program focused on South Asian studies across its many universities.

The International Energy Agency (IEA) last month made global headlines when it declared there is no room for new fossil fuel investment if we’re to avoid catastrophic climate change.

State’s Resources Council says more than 1,100 jobs were being advertised in mining last week, with most paying over $100,000.

Sea level rise isn’t the only way climate change will devastate the coast. Our research, published today, found it is also making waves more powerful, particularly in the Southern Hemisphere.

It’s not expensive or difficult to produce large numbers of untraceable firearms in the United States. Whether for private use, sale on the criminal market or arming violent extremists, it’s actually startlingly cheap and easy to mass-produce firearms that police can’t track – what are often called “ghost guns.”

Russia is now attempting to claim more of the Arctic seabed for its territory. It has been rebuilding Cold War-era Arctic military bases and recently announced plans to test its Poseidon nuclear-powered, nuclear-armed torpedo in the Arctic.

Australians have been told to stay home during lockdowns to prevent the spread of COVID-19. While evidence of the efficacy of this approach as a public health strategy during a pandemic is compelling, lockdowns and mobility restrictions are inevitably disruptive for many – virtually everyone.

Senator Matt Canavan sent many eyeballs rolling yesterday when he tweeted photos of snowy scenes in regional New South Wales with a sardonic two-word caption: “climate change”.